It is already shown as a decimal as 31.5
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315 = three hundred fifteen.
8900-=-eeq
To express 78.75 as a fraction, we first need to convert the decimal to a fraction. Since there are two decimal places in 78.75, we can write it as 78.75/100. Simplifying this fraction by dividing both the numerator and denominator by 25 gives us 315/4. Therefore, 78.75 as a fraction is 315/4.
this is the decimal 9.5
The decimal point is used to show that the number is not whole. Numbers after the decimal point show fractions of the number so there is more accuracy.